diff options
Diffstat (limited to 'converter/ppm/ppmtompeg/file.c')
| -rw-r--r-- | converter/ppm/ppmtompeg/file.c | 351 |
1 files changed, 166 insertions, 185 deletions
diff --git a/converter/ppm/ppmtompeg/file.c b/converter/ppm/ppmtompeg/file.c index ae741962..223170a4 100644 --- a/converter/ppm/ppmtompeg/file.c +++ b/converter/ppm/ppmtompeg/file.c @@ -19,17 +19,6 @@ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. */ -/* - * $Header: /n/picasso/project/mm/mpeg/mpeg_dist/mpeg_encode/RCS/file.c,v 1.2 1993/06/30 20:06:09 keving Exp $ - * $Log: file.c,v $ - * Revision 1.2 1993/06/30 20:06:09 keving - * nothing - * - * Revision 1.1 1993/06/03 21:08:08 keving - * nothing - * - */ - #include "tk.h" #include "all.h" @@ -40,11 +29,10 @@ #include <time.h> #include <string.h> #include <dirent.h> -#include <strings.h> #define MAX_FILES 1000 -#define MAX_NAME_LEN 256 -#define MAX_STRING_LEN MAX_NAME_LEN +#define MAX_NAME_LEN 256 +#define MAX_STRING_LEN MAX_NAME_LEN typedef int boolean; #define TRUE 1 @@ -52,77 +40,76 @@ typedef int boolean; extern char currentPath[MAXPATHLEN]; -char globString[1024]; +char globString[1024]; -static DIR *dfd; +static DIR * dfd; -void ResetPath(void); +void ResetPath(void); int ListDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, - char **argv); + char **argv); int ChangeDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, - char **argv); -void SortFiles(int numStrings, char strings[MAX_FILES][MAX_NAME_LEN], - boolean *dirList, int permute[]); + char **argv); +void SortFiles(int numStrings, char strings[MAX_FILES][MAX_NAME_LEN], + boolean *dirList, int permute[]); + +static void UpdatePath(Tcl_Interp *interp, char *directory); +static boolean MatchesGlob(char *string, char *glob); -static void UpdatePath(Tcl_Interp *interp, char *directory); -static boolean MatchesGlob(char *string, char *glob); +void +ResetPath() { -void ResetPath() -{ - if ( getwd(currentPath) == 0 ) - { - fprintf(stderr, "Error getting pathname!!!\n"); - exit(1); + if (getwd(currentPath) == 0) { + fprintf(stderr, "Error getting pathname!!!\n"); + exit(1); } strcpy(¤tPath[strlen(currentPath)], "/"); dfd = opendir(currentPath); - if ( dfd == NULL ) - { - fprintf(stderr, "can't open '%s'\n", currentPath); - exit(1); + if (dfd == NULL) { + fprintf(stderr, "can't open '%s'\n", currentPath); + exit(1); } } -static void UpdatePath(Tcl_Interp *interp, char *directory) -{ + +static void +UpdatePath(Tcl_Interp *interp, char *directory) { + int length; char *charPtr; length = strlen(currentPath); - if ( strcmp(directory, "./") == 0 ) - return /* nothing */ ; - else if ( strcmp(directory, "../") == 0 ) - { - /* delete backwards up to '/' */ - - if ( length < 2 ) - { - fprintf(stderr, "Error: backing up from root directory!!!\n"); - exit(1); - } - - charPtr = ¤tPath[length-2]; - while ( (charPtr != currentPath) && (*charPtr != '/') ) - charPtr--; - charPtr++; /* leave the '/' */ - *charPtr = '\0'; - } - else - { - strcpy(¤tPath[length], directory); + if (streq(directory, "./")) + return /* nothing */ ; + else if (streq(directory, "../")) { + /* delete backwards up to '/' */ + + if (length < 2) { + fprintf(stderr, "Error: backing up from root directory!!!\n"); + exit(1); + } + + charPtr = ¤tPath[length-2]; + while ((charPtr != currentPath) && (*charPtr != '/')) + --charPtr; + ++charPtr; /* leave the '/' */ + *charPtr = '\0'; + } else { + strcpy(¤tPath[length], directory); } } -int ChangeDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, - char **argv) -{ + +int +ChangeDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, + char **argv) { + char *directory = argv[1]; UpdatePath(interp, directory); @@ -130,82 +117,74 @@ int ChangeDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, fprintf(stdout, "Opening directory: '%s'\n", currentPath); dfd = opendir(currentPath); - if ( dfd == NULL ) - { - fprintf(stderr, "can't open '%s'\n", currentPath); - return TCL_OK; /* shouldn't, really */ + if (dfd == NULL) { + fprintf(stderr, "can't open '%s'\n", currentPath); + return TCL_OK; /* shouldn't, really */ } - + return TCL_OK; } -int ListDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, - char **argv) -{ - struct dirent *dp; + +int +ListDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, + char **argv) { + + struct dirent * dp; struct stat stbuf; char command[256]; char fileName[MAX_FILES][MAX_NAME_LEN]; boolean dirList[MAX_FILES]; int permute[MAX_FILES]; - int fileCount = 0; - register int index; + int fileCount = 0; + int index; char fullName[MAXPATHLEN]; - char *restPtr; + char * restPtr; sprintf(command, "ShowCurrentDirectory %s", currentPath); Tcl_Eval(interp, command, 0, (char **) NULL); - if ( dfd == NULL ) - { - fprintf(stderr, "TRIED TO LIST NULL DIRECTORY\n"); + if (dfd == NULL) { + fprintf(stderr, "TRIED TO LIST NULL DIRECTORY\n"); - return TCL_OK; + return TCL_OK; } -/* check if root directory */ - if ( strlen(currentPath) != 1 ) - { - sprintf(fileName[fileCount], "../"); - dirList[fileCount] = TRUE; - fileCount++; + /* check if root directory */ + if (strlen(currentPath) != 1) { + sprintf(fileName[fileCount], "../"); + dirList[fileCount] = TRUE; + ++fileCount; } strcpy(fullName, currentPath); restPtr = &fullName[strlen(fullName)]; - while ( (dp = readdir(dfd)) != NULL ) - { - strcpy(restPtr, dp->d_name); - stat(fullName, &stbuf); - - if ( dp->d_name[0] != '.' ) - { - if ( S_ISDIR(stbuf.st_mode) ) - { - sprintf(fileName[fileCount], "%s/", dp->d_name); - dirList[fileCount] = TRUE; - fileCount++; - } - else - { - if ( MatchesGlob(dp->d_name, globString) ) - { - strcpy(fileName[fileCount], dp->d_name); - dirList[fileCount] = FALSE; - fileCount++; - } - } - } + while ((dp = readdir(dfd)) != NULL) { + strcpy(restPtr, dp->d_name); + stat(fullName, &stbuf); + + if (dp->d_name[0] != '.') { + if (S_ISDIR(stbuf.st_mode)) { + sprintf(fileName[fileCount], "%s/", dp->d_name); + dirList[fileCount] = TRUE; + ++fileCount; + } else { + if (MatchesGlob(dp->d_name, globString)) { + strcpy(fileName[fileCount], dp->d_name); + dirList[fileCount] = FALSE; + ++fileCount; + } + } + } } SortFiles(fileCount, fileName, dirList, permute); - for ( index = 0; index < fileCount; index++ ) - { - sprintf(command, "AddBrowseFile %s", fileName[permute[index]]); - Tcl_Eval(interp, command, 0, (char **) NULL); + for (index = 0; index < fileCount; ++index) { + sprintf(command, "AddBrowseFile %s", fileName[permute[index]]); + Tcl_Eval(interp, command, 0, (char **) NULL); } closedir(dfd); @@ -214,108 +193,110 @@ int ListDirectory(ClientData nulldata, Tcl_Interp *interp, int argc, } -void SortFiles(int numStrings, char strings[MAX_FILES][MAX_NAME_LEN], - boolean *dirList, int permute[]) -{ - register int i, j; - int temp; - int numDirs; - int ptr; - for ( i = 0; i < numStrings; i++ ) - permute[i] = i; +void +SortFiles(int numStrings, char strings[MAX_FILES][MAX_NAME_LEN], + boolean *dirList, int permute[]) { + + int i; + int numDirs; + int ptr; + + for (i = 0; i < numStrings; ++i) + permute[i] = i; /* put all directories at front */ numDirs = 0; ptr = numStrings-1; - while ( numDirs != ptr ) - { - /* go past dirs */ - while ( (numDirs < ptr) && (dirList[permute[numDirs]]) ) - numDirs++; - - /* go past non-dirs */ - while ( (numDirs < ptr) && (! dirList[permute[ptr]]) ) - ptr--; - - if ( numDirs != ptr ) - { - temp = permute[numDirs]; - permute[numDirs] = ptr; - permute[ptr] = temp; - } + while (numDirs != ptr) { + /* go past dirs */ + while ((numDirs < ptr) && (dirList[permute[numDirs]])) + ++numDirs; + + /* go past non-dirs */ + while ((numDirs < ptr) && (! dirList[permute[ptr]])) + --ptr; + + if (numDirs != ptr) { + int const temp = permute[numDirs]; + permute[numDirs] = ptr; + permute[ptr] = temp; + } } - if ( dirList[permute[numDirs]] ) - numDirs++; - - for ( i = 0; i < numDirs; i++ ) - for ( j = i+1; j < numDirs; j++ ) - { - if ( strcmp(&strings[permute[j]][0], &strings[permute[i]][0]) < 0 ) - { - temp = permute[j]; - permute[j] = permute[i]; - permute[i] = temp; - } - } - - for ( i = numDirs; i < numStrings; i++ ) - for ( j = i+1; j < numStrings; j++ ) - { - if ( strcmp(&strings[permute[j]][0], &strings[permute[i]][0]) < 0 ) - { - temp = permute[j]; - permute[j] = permute[i]; - permute[i] = temp; - } - } + if (dirList[permute[numDirs]]) + ++numDirs; + + for (i = 0; i < numDirs; ++i) { + int j; + for (j = i + 1; j < numDirs; ++j) { + if (strcmp(&strings[permute[j]][0], &strings[permute[i]][0]) < 0) { + int const temp = permute[j]; + permute[j] = permute[i]; + permute[i] = temp; + } + } + } + for (i = numDirs; i < numStrings; ++i) { + int j; + for (j = i + 1; j < numStrings; ++j) { + if (strcmp(&strings[permute[j]][0], &strings[permute[i]][0]) < 0) { + int const temp = permute[j]; + permute[j] = permute[i]; + permute[i] = temp; + } + } + } } -int SetBrowseGlob (ClientData nulldata, Tcl_Interp *interp, - int argc, char **argv) -{ - if (argc == 2 ) - { - strcpy(globString, argv[1]); - fprintf(stdout, "GLOB: %s\n", globString); +int +SetBrowseGlob(ClientData nulldata, Tcl_Interp *interp, + int argc, char **argv) { + + if (argc == 2) { + strcpy(globString, argv[1]); + + fprintf(stdout, "GLOB: %s\n", globString); - return TCL_OK; + return TCL_OK; } - Tcl_AppendResult (interp, - "wrong args: should be \"", argv[0]," string\"", (char *) NULL); - return TCL_ERROR; + Tcl_AppendResult(interp, + "wrong args: should be \"", argv[0]," string\"", + NULL); + return TCL_ERROR; } -static boolean MatchesGlob(char *string, char *glob) -{ - char *stringRight, *globRight; - while ( (*glob != '\0') && (*glob != '*') ) /* match left side */ - { - if ( (*string == '\0') || (*string != *glob) ) - return FALSE; - string++; - glob++; +static boolean +MatchesGlob(char *string, char *glob) { + + char * stringRight; + char * globRight; + + while ((*glob != '\0') && (*glob != '*')) { + /* match left side */ + if ((*string == '\0') || (*string != *glob)) + return FALSE; + ++string; + ++glob; } - if ( *glob == '\0' ) /* no star */ - return TRUE; + if (*glob == '\0') /* no star */ + return TRUE; /* now match right side */ stringRight = &string[strlen(string)-1]; globRight = &glob[strlen(glob)-1]; - while ( *globRight != '*' ) - { - if ( (stringRight < string) || (*stringRight != *globRight) ) - return FALSE; - globRight--; - stringRight--; + while (*globRight != '*') { + if ((stringRight < string) || (*stringRight != *globRight)) + return FALSE; + --globRight; + --stringRight; } return TRUE; |