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more debug output in Get_config_directory() and Get_program_directory()

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readlink() returns the number of bytes written
This commit is contained in:
Thomas Bernard 2019-05-16 12:29:20 +02:00
parent 0eb715bd17
commit cbc6b96639
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GPG Key ID: 0FF11B67A5C0863C
1 changed files with 13 additions and 4 deletions
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17
src/setup.c
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@ -49,6 +49,7 @@
#elif defined(__linux__)
#include <limits.h>
#include <unistd.h>
#include <errno.h>
#elif defined(__HAIKU__)
#include <FindDirectory.h>
#endif
@ -113,14 +114,20 @@ char * Get_program_directory(const char * argv0)
#elif defined(__linux__)
if (argv0[0]!='/')
{
ssize_t path_len;
char path[PATH_MAX];
if (readlink("/proc/self/exe", path, sizeof(path)) >= 0)
path_len = readlink("/proc/self/exe", path, sizeof(path));
if (path_len >= 0)
{
path[path_len] = '\0'; // add null terminating char
GFX2_Log(GFX2_DEBUG, "binary path resolved to : %s\n", path);
program_dir = Extract_path(NULL, path);
return program_dir;
}
else
GFX2_Log(GFX2_WARNING, "readlink(%s) failed : %s\n", "/proc/self/exe", strerror(errno));
}
program_dir = Extract_path(NULL, argv0);
else
program_dir = Extract_path(NULL, argv0);
// Others: The part of argv[0] before the executable name.
// Keep the last \ or /.
@ -283,9 +290,10 @@ char * Get_config_directory(const char * program_dir)
}
if (!Directory_exists(config_dir))
{
// Tentative de création
// try to create it
if (Create_ConfigDirectory(config_dir) < 0)
{
GFX2_Log(GFX2_WARNING, "Failed to create directory \"%s\"\n", config_dir);
// Echec: on se rabat sur le repertoire de l'executable.
Portable_Installation_Detected = 1;
free(config_dir);
@ -297,6 +305,7 @@ char * Get_config_directory(const char * program_dir)
config_dir = strdup(program_dir);
#endif
}
GFX2_Log(GFX2_INFO, "\"%s\" directory created.\n", config_dir);
}
}
}